Harper Limbach

Harper, a Limbach Holdings, Inc. company founded in 1901, delivers and maintains quality building systems, focusing specifically on MEP+C-intensive projects for building owners and contractors. Harper commits to providing the owner the best end-product in terms of price and quality; we also manage all components of mechanical, electrical, plumbing, and control systems for the building owner from system design and construction through performance and maintenance.


Nick Angerosa

Nick currently serves as the President of Harper Limbach. Nick joined Harper in 2012 and oversaw the growth of the Tampa Branch before being promoted to President in 2020.

Nick is responsible for the entire Florida business, including mechanical construction, mechanical prime, special projects, and service departments. These departments work collaboratively to deliver high-level products to their customers and ensure above-average industry-standard profits for their stakeholders while maintaining an excellent safety record.

Nick’s vision for Harper is to play a part in leading the company as a best-in-class provider of value-driven building solutions and services that Harper offers to its diverse client base.

Before joining Harper, Nick worked as a Project Manager and Division Manager with The Poole & Kent Company of Florida from 1997 to 2012. His valuable experience there in delivering a variety of special projects and major construction projects prepared him for his current role at Harper.

Nick Angerosa

Ellison Companies

Ellison Companies comprises three separate though complimentary firms – Ellison Construction, Ellison Development, and Ellison Advisors. Ellison Construction is a leader in the high-quality construction of commercial, adaptive reuse, and placemaking projects in the Tampa Bay region. Ellison Development is an innovative real estate development firm dedicated to acquiring, developing, and constructing architecturally significant mixed-use projects. Embracing the essence of the local community, they create projects that stand the test of time, harmonizing with and elevating their communities. Ellison Advisors is an owner’s representation firm providing oversight and advisement throughout the design and construction process. Acting as a trusted partner with their owners, the firm uses its wealth of knowledge and experience to facilitate a smoother, more efficient project with high-quality outcomes.

Casey Ellison

Casey Ellison has over 20 years of experience in the construction and development industries. He is the CEO of Ellison Companies, a family of firms in the construction and development industry. Casey has extensive experience building and developing across all sectors with an emphasis on place-making hospitality projects. Casey has been a part of many of Tampa’s most impactful projects, including Oxford Exchange, Stovall House, Armature Works, Hotel Haya, and is a preferred partner for the Hillsborough County School Board, University of Tampa, and the Tampa Bay Buccaneers.

Casey holds leadership roles in Ellison Construction, one of Tampa Bay area’s leading construction management firms, and Ellison Development, an innovative real estate development company. Casey is civic-minded, serving as incoming Chair on the University of Tampa’s Board of Fellows as well as a sitting member of the Glazer Children’s Museum’s facilities committee. Casey is passionate about the future of business in the Tampa/St. Petersburg region and is currently developing a mixed-use project in St. Petersburg’s EDGE District.

Casey Ellison

Tiger Concrete & Screed (TCS)

TCS is a company that truly understands integrity and work ethic. From our office to our workers in the field, we strive to be honest, professional and a pleasure to work with. At TCS, we are passionate about what we do. From panel layout to panel adjustment, TCS has the experience and technology to deliver the highest quality craftsmanship in the industry. We work for our clients to understand their goals, foresee and overcome challenges, and earn their trust. We push ourselves to consistently deliver beyond what is expected.

We maintain a fast-paced and competitive work environment that challenges us to always exceed our client’s expectations. We pride ourselves on not just getting the job done right, but getting it done right the first time.

Sheylla Aceves

Sheylla serves as VP and General Counsel for Tiger Concrete and Screed, a tilt-up subcontractor serving the Southeast. She is responsible for the overall management and execution of daily operations within the company, as well as overseeing the financing and construction of each project. She also manages Tiger’s legal department which is responsible for labor and employment matters, contract review, negotiations, and all aspects of Risk & Compliance.


Sheylla Aceves
VP and General Counsel

Construction Services, Inc.

Construction Services Inc. of Tampa has been building in the Tampa Bay area for over 35 years. They are a minority general contractor providing solutions to your most challenging construction projects, small or large. They specialize in Tilt Construction, Design/Build, Site/Space Planning and Construction Management, as well as in the design, management and construction of advanced technology, biotechnology, nanotechnology, laboratory, R&D, pharmaceutical, chemical, semiconductor and medical device manufacturing. Construction Services Inc. provides cleanroom construction, ISO Class 2 through ISO Class 8, for laboratory, manufacturing and assembly space for each industry served. They welcome the opportunity to earn your trust and deliver you the best service in the industry.
Construction Services Inc. strives to build lasting relationships with owners and with our trade contractors by conducting business in a sound and ethical manner. We provide superior performance, expedient solutions, and an excellent value.

Fred Lay

Fred Lay is the Owner of Construction Services Inc. of Tampa. He is a commercial general contractor and has been building in the Tampa Bay area for over 25 years. During this time, he has made an impact on our community in many ways through his community involvement, his impact on his employees, his response to diversity, his leadership, and his personal achievements. He is a former board member of the Joshua House and currently sits on the board of the Crisis Center of Tampa Bay as well as the board of A Kids Place. He created the CSI Cares program, which provides one paid day off each month for every employee to volunteer at the charity of their choice.

Fred Lay

VoltAir Consulting Engineers



VoltAir Consulting Engineers is a minority-owned engineering firm that affords mechanical, electrical, plumbing and fire protection engineering design with offices located in Texas and Florida. Julius D. Davis, P.E., LEED®AP, President and CEO, of VoltAir has provided quality professional engineering and related services for over 19 years. VoltAir is highly skilled in developing appropriate engineering solutions to meet the requirements of owners, architects and contractors on public and private projects involving renovations, additions, continuing services and new construction. VoltAir provides engineering design services for a variety of building types including airports, hotels, hospitals, prisons, schools, museums, retail, theatres, recreational facilities and office buildings. They are consistently seeking new and challenging opportunities in the A/E industry to help the business meet its full potential. VoltAir’s mission is to practice quality engineering as well as providing personal, cost efficient, dependable and professional services.


Julius Davis

Julius Davis, a native of Tampa, is President and CEO of VoltAir Consulting Engineers. Davis has over 18 years of experience in all phases of electrical engineering services, such as building interior and exterior lighting, power distribution and generation and specialty systems such as voice/data and security for a variety of building types including airports, hospitals and office buildings. Davis is currently pursuing his master’s in business administration through the Executive MBA Program at the University of South Florida, where he also completed his undergraduate. In addition to the Tampa Hillsborough EDC, he serves on the board for the Greater Tampa Chamber of Commerce, Hillsborough Community College, City of Tampa Planning Arts Committee and 100 Black Men. In 2013, Davis was appointed by Florida Governor Rick Scott to the Board of Directors for Enterprise Florida, Inc. and Space Florida Board of Directors.

Julius Davis
President and CEO

R. R. Simmons Construction

Established in 1968 and headquartered in Tampa, R.R. Simmons Construction is the most established Design/Builder on the West Coast of Florida. With in-house professionals in both architecture and construction management, R.R. Simmons provides turnkey solutions for commercial, industrial, technology, structured parking and sport venues. From site selection and due diligence to LEED strategy and implementation to fast-track, phased delivery, their integrated team provides seamless design and construction solutions to meet the business and institutional needs of both large and small clients. With a diverse clientele including both international companies, such as Coca-Cola and Volkswagen, and local market leaders, such as Grow Financial and The University of Tampa, R.R. Simmons is well prepared to deliver a cost-effective solution within an established budget. Having garnered more than 50 industry awards, R.R. Simmons is proud of the service, quality, responsiveness and innovation that hallmark their work.

Randy Simmons

Randy Simmons is Chairman of R.R. Simmons Construction, a Tampa-based multi-discipline design and construction group. With more than 40 years of industry experience, Simmons provides strategic planning and market development for the firm and assists each project team with visioning, design and delivery. He is a graduate of the University of Florida’s Rinker School of Building Construction. In addition to serving on the Board of the Tampa Hillsborough EDC, he also is on the Board of Directors for The Tampa Bay Partnership and CoreNet – Tampa Bay. Long-term members of the University of South Florida Iron Bulls Club, Simmons and his wife Linda founded BullsBlast, an annual clay shooting tournament, in 2006 to support USF athletic scholarships. He has also served in a variety of roles with the NAIOP, United Way, Leadership Tampa and other community organizations.

Randy Simmons